noun
The definition of a bromide is a compound containing bromine.
An example of a bromide is potassium bromide which is a sedative.
bromide

- a compound in which bromine is combined with a certain element, radical, etc., as silver bromide or methyl bromide
- potassium bromide, KBr, used in medicine as a sedative
Origin of bromide
from association with dullness of mind a trite saying; platitude
Origin of bromide
brom(o)- + -idebromide

noun
- a. Univalent anionic bromine, or a compound of bromine, especially a binary compound of bromine with a more electropositive element.b. Potassium bromide.
- a. A commonplace remark or notion; a platitude. See Synonyms at cliché.b. A tiresome person; a bore.
bromide

Noun
(plural bromides)
- (inorganic chemistry) A binary compound of bromine and some other element or radical.
- A dose of bromide taken as a sedative.
- A dull person with conventional thoughts.
- My adviser at college was a bromide who had not had an original thought in years.
- A platitude.
- We hoped the speech would include reassurances, but instead it was merely one bromide after another.
Origin
From brom(ine) + -ide.